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Taxon: corn ✕

Taxon groups are the verbatim names found in the abstracts (case-insensitive), not normalised: maize, corn and Zea mays are separate groups here. The Organism view merges them through NCBI Taxonomy.

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Early ethephon application caused less yield decrease than later application.

Treatment
Early applicatione0
Outcome
yielde0
Direction
less yield decreasee0
Comparator
later timingse0

Verbatim

e0

“Early application showed less yield decrease than later timings.”

✓ located verbatim in the source · abstract, characters 1121–1185
t0

“Corn”

✓ located verbatim in the source · title, characters 47–51

Title

Use of Ethephon as a Plant Growth Regulator in Corn Production

J. M. Gaska; E. S. Oplinger Crop Science 1988. doi:10.2135/cropsci1988.0011183x002800060024x

Other claims from this paper (10)
Recommendationhypothesisoriginal resultpositivebasis n/a

Claim · model-written summary

For high-yield producers, moderate stover harvest may decrease fuel use.

Treatment
moderate stover harveste6
Outcome
fuel usee6
Direction
decreasee6

Verbatim

e6

“moderate stover harvest may actually decrease fuel use”

✓ located verbatim in the source · abstract, characters 1422–1476
t0

“Corn Grain, Stover Yield”

✓ located verbatim in the source · title, characters 0–24

Title

Corn Grain, Stover Yield and Nutrient Removal Validations at Regional Partnership Sites

Douglas L. Karlen; Stuart J. Birrell; Jane M. F. Johnson; et al. Iowa State University Digital Repository (Iowa State University) 2012

Other claims from this paper (6)
Intervention effectauthor interpretationoriginal resultnegativemeasured

Claim · model-written summary

Larger fertilizer applications can decrease plant yield in seasons of poor rainfall.

Treatment
larger applicationse0
Outcome
plant yielde0
Direction
decreasee0
Qualifier
seasons of poor rainfalle0

Not reportedComparator

Verbatim

e0

“larger applications can even decrease the plant yield in seasons of poor rainfall”

✓ located verbatim in the source · abstract, characters 2217–2298
e1

“corn acreage”

✓ located verbatim in the source · abstract, characters 2044–2056

Title

Food Crisis Nears Critical Stages

Barbara Tufty Science News 1966. doi:10.2307/3949861

Other claims from this paper (3)
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Delaying all N to V9 did not significantly decrease corn yield.

Treatment
Delaying all the N to V9e0
Outcome
yielde0
Direction
did not significantly decreasee0

Not reportedComparator

Verbatim

t0

“Corn yield following a delayed application of nitrogen”

✓ located verbatim in the source · title, characters 0–54
e0

“Delaying all the N to V9 did not significantly decrease yield”

✓ located verbatim in the source · abstract, characters 1064–1125

Title

Corn yield following a delayed application of nitrogen

Brian H. Yoder Illinois Digital Environment for Access to Learning and Scholarship (University of Illinois at Urbana-Champaign) 2018

Other claims from this paper (13)
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

In 2023 there was a decrease in yield compared with near-normal precipitation in 2021.

Outcome
yielde1
Direction
decreasee1

Verbatim

e1

“there was a decrease in yield”

✓ located verbatim in the source · abstract, characters 1293–1322
t0

“corn”

✓ located verbatim in the source · title, characters 35–39

Title

Cover crops did not change optimal corn nitrogen rate over three variable precipitation seasons in the Western Corn Belt

Tauana Ferreira de Almeida; Lucas Pecci Canisares; Emily Robinson; et al. Agronomy Journal 2025. doi:10.1002/agj2.70129

Other claims from this paper (7)
Associationobservedoriginal resultnegativesignificant (as stated)simulated

Claim · model-written summary

A full day above 35ºC was estimated to decrease yield by 33.1 percent.

Treatment
temperatures over 35ºCe0
Outcome
yielde0
Direction
decreasee0
Value
33.1 percente0

Verbatim

e0

“a full day of temperatures over 35ºC is expected to decrease the yield in 33.1 percent”

✓ located verbatim in the source · abstract, characters 3782–3868
t0

“Corn”

✓ located verbatim in the source · title, characters 2–6

Title

A Corn Yield Function Considering the impact of water and weather

Federico J. Trindade Lincoln (University of Nebraska) 2014

Other claims from this paper (2)
Intervention effectobservedoriginal resultnegativeprojected

Claim · model-written summary

Loss of seed treatments would decrease corn yield through yield losses.

Treatment
The loss of seed treatmentse2
Outcome
yield lossese2
Direction
decreaseinferrede2

Not reportedComparator

Verbatim

e2

“The loss of seed treatments would result in yield losses to both corn and soybeans”

✓ located verbatim in the source · abstract, characters 203–285

Title

PESTICIDE ASSESSMENT OF FIELD CORN AND SOYBEANS: NORTHERN PLAINS STATES

Bergman, Paul W.; Davis, Ronald A.; Fertig, Stanford N.; et al. AgEcon Search (University of Minnesota, USA) 1985. doi:10.22004/ag.econ.277781

Other claims from this paper (4)
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

AFI14 tended to decrease grain yield versus EFI.

Treatment
AFI14e0
Outcome
grain yieldt1
Direction
decreasee0
Comparator
EFIe0

Verbatim

e0

“it tended to decrease under AFI14 as compared with EFI”

✓ located verbatim in the source · abstract, characters 648–702
t0

“corn”

✓ located verbatim in the source · title, characters 129–133
t1

“Results indicated that grain yield increased under the AFI7 treatment”

✓ located verbatim in the source · abstract, characters 569–638

Title

Impact of alternate furrow irrigation with different irrigation intervals on yield, water use efficiency, and economic return of corn

Awad Abd El-Halim Chilean journal of agricultural research 2013. doi:10.4067/s0718-58392013000200014

Other claims from this paper (7)
Observationobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

In the first block both corn hybrids showed a significant decrease in yield.

Outcome
decrease in yielde1

Verbatim

e0

“two corn hybrids of domestic selection”

✓ located verbatim in the source · abstract, characters 454–492
e1

“In the first block, both hybrids showed a significant decrease in yield”

✓ located verbatim in the source · abstract, characters 1506–1577

Title

ASSESSMENT OF CRITICAL PERIODS OF HARMFULNESS OF WEEDS IN CROPS OF CORN HYBRIDS OF DIFFERENT MATURITY GROUPS

Aminat Nakaeva Agrarian Bulletin of the North Caucasus 2024. doi:10.31279/2949-4796-2024-2-54-35-41

Other claims from this paper (9)
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

At Manhattan in 2008, delayed planting did not decrease yield.

Treatment
delayed plantinge0
Outcome
yieldt1
Direction
did not decreasee0
Qualifier
in 2008e0
Setting
Manhattan, KSt1

Not reportedComparator

Verbatim

t0

“CORN”

✓ located verbatim in the source · title, characters 30–34
e0

“did not decrease at all with delayed planting in 2008”

✓ located verbatim in the source · abstract, characters 1073–1126
t1

“delayed planting dates and hybrids of varying maturity revealed that yield at Manhattan, KS”

✓ located verbatim in the source · abstract, characters 907–998

Title

EFFECT OF DELAYED PLANTING ON CORN IN CENTRAL KANSAS

Aaron James Sindelar; Kraig L. Roozeboom K-State Research Exchange (Kansas State University) 2008

Other claims from this paper (4)

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